81363456

素因数分解:

$2^9\times 3^2\times {\mathrm{17657}}^1$

素因数の和:17681

約数の個数: 60

約数和(自身を含む): 234833742

約数和(自身を除く): 153470286

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4608, 17657, 35314, 52971, 70628, 105942, 141256, 158913, 211884, 282512, 317826, 423768, 565024, 635652, 847536, 1130048, 1271304, 1695072, 2260096, 2542608, 3390144, 4520192, 5085216, 6780288, 9040384, 10170432, 13560576, 20340864, 27121152, 40681728, 81363456]

約数ペア:

[(1, 81363456), (2, 40681728), (3, 27121152), (4, 20340864), (6, 13560576), (8, 10170432), (9, 9040384), (12, 6780288), (16, 5085216), (18, 4520192), (24, 3390144), (32, 2542608), (36, 2260096), (48, 1695072), (64, 1271304), (72, 1130048), (96, 847536), (128, 635652), (144, 565024), (192, 423768), (256, 317826), (288, 282512), (384, 211884), (512, 158913), (576, 141256), (768, 105942), (1152, 70628), (1536, 52971), (2304, 35314), (4608, 17657)]